Additional information: An error occurred while receiving the HTTP response to http://localhost:17065/Service1.svc. This could be due to the service endpoint binding not using the HTTP protocol. This could also be due to an HTTP request context being aborted by the server (possibly due to the service shutting down). See server logs for more details.

Now replicate the error and have a look in the directory you pointed the initializeData to (in my case c:\trc.svclog). Providing you’ve used the correct extension, double clicking the file should give you something like this: